<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
    <%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
    <c:set var="root" value="${pageContext.request.contextPath }"/>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
		<%
				Cookie cookie = new Cookie("username","");
				cookie.setPath("/");
				cookie.setMaxAge(0);
				response.addCookie(cookie);
				//清理session
				session.invalidate();
				response.sendRedirect("/IGEEKShop/login.jsp");
		%>
</body>
</html>